EXAMIANS
After-cooler is used to
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If the flow of air through the compressor is perpendicular to its axis, then it is a
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The assumption made in two stage compression with inter-cooler is that
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A centrifugal compressor works on the principle of
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For a two stage reciprocating compressor, compression from p₁ to p₃ is with perfect intercooling and no pressure losses. If compression in both the cylinders follows the same polytropic process and the atmospheric pressure is pa, then the intermediate pressure p₂ is given by
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The effective power of gas turbines is increased by adding the following in compressor
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In a single stage, single acting reciprocating air compressor, without clearance, the work-done on the air during isentropic compression is ________ the heat required to raise the temperature of air from T₁ to T₂ at a constant pressure.
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In a centrifugal compressor, the ratio of the ________ to the blade velocity is called slip factor.
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To avoid moisture troubles, the compressed air main line should
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In a jet propulsion unit, the products of combustion after passing through the gas turbine are discharged into
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